html{
    font-size: calc(100/750*100vw);
}
body{
    font-size: 16px;
}
*{
    padding: 0;
    margin: 0;
    list-style: none;
    text-decoration: none;
    box-sizing: border-box;
}
html,body,#app{
    width: 100vw;
    height: 100vh;
}
.page{
    width: 1rem;
}